– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 10 am Wed 13 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Wed 13 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Wed 13 May Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 59mm), heaviest during Wed morning. Very mild (max 11°C on Thu afternoon, min 3°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryModerate rain (total 16mm), heaviest on Sat morning. Very mild (max 11°C on Mon afternoon, min 3°C on Sun night). Wind will be generally light. | |||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | Monday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | |  |  | | | | | | |  | | | |
heavy rain | light rain | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | mod. rain | heavy rain | mod. rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | some clouds | rain shwrs | rain shwrs | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
11 | 4 | 2 | 0.8 | 1.3 | 10 | 3 | 10 | 16 | 6 | 3 | 3 | 0.9 | 1.8 | 0.3 | — | 0.2 | 0.1 | |
max °C | 9 | 8 | 8 | 9 | 11 | 7 | 6 | 6 | 5 | 4 | 6 | 6 | 5 | 8 | 7 | 9 | 11 | 9 |
min °C | 8 | 8 | 6 | 7 | 8 | 6 | 5 | 5 | 3 | 4 | 5 | 4 | 4 | 7 | 3 | 6 | 11 | 5 |
6 | 6 | 5 | 6 | 7 | 5 | 4 | 4 | 1 | 2 | 4 | 3 | 4 | 7 | 3 | 6 | 11 | 5 | |
1900 | 1800 | 1500 | 1600 | 1600 | 1400 | 1300 | 1300 | 1100 | 1100 | 1350 | 1150 | 1200 | 1550 | 1450 | 1650 | 1900 | 2050 | |
Cloud base (m) | 550 | 600 | 600 | 650 | 900 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 700 | 1550 | 1850 | 1750 | |
 | 5:28 | — | — | 5:28 | — | — | 5:26 | — | — | 5:24 | — | — | 5:24 | — | — | 5:22 | — | — |
 | — | — | 8:38 | — | — | 8:39 | — | — | 8:42 | — | — | 8:43 | — | — | 8:44 | — | — | 8:45 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 59mm), heaviest during Wed morning. Very mild (max 11°C on Thu afternoon, min 3°C on Fri night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Moderate rain (total 16mm), heaviest on Sat morning. Very mild (max 11°C on Mon afternoon, min 3°C on Sun night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.